Fix Windows Activation Service Unavailable Without Product Key
You see 'Windows activation service unavailable' and you don't have the product key. This usually...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listChrome Profile Configuration for Multiple Users Guide
When multiple people share a computer, or you need to keep work and personal browsing separate, C...
Fix Windows Search Returning 404 Not Found Error
When you search for a file or app in Windows and click a result, you may see a ‘404 Not Found’ er...
Fix Chrome Profile DNS Error on Windows 10
You might see an error like "DNS_PROBE_FINISHED_NXDOMAIN" or "ERR_NAME_N...
Fix Windows Security Connection Refused Service Not Running
If you see 'Connection refused' or 'Service not running' when opening Windows Security, the under...
Fix pgAdmin Server Connection Failed: Permission Denied
When you try to connect to a PostgreSQL server from pgAdmin and get a 'permission denied'...
Topic paths
Quick titles
Resolve Chrome Profile Lock Error for Multiple UsersHow to Fix mstsc Not Found on Windows 10How to Clear Chrome Cache and Cookies for TroubleshootingPowerShell Backup Restore Sync TroubleshootingFix Microphone Not Working in Microsoft Teams on UbuntuFix Windows Defender DNS Error Not WorkingWindows Update Error 0x800f081f Troubleshooting GuideResolve Windows Search 504 Error via Registry Tweaks